BOILER INSTALLATION Russian patent published in 1999 - IPC

FIELD: boiler houses operating on natural gas. SUBSTANCE: boiler installation is additionally fitted with steam pipe-lines connecting inlet duct of blow fan of boiler to branch pipes that carry away flush steam of air decarbonizer and open-type deaerator part of which flush steam can be directed into leaving smoke gas conduit over pipe-line placed in gas conduit between boiler and economizer. Proposed connection circuit makes it feasible to utilize flush steam of open-type deaerator and air decarbonizer which leads to increased efficiency of boiler installation. EFFECT: increased efficiency. 1 dwg